Element block pseudo-class :active generated with overflow hidden padding 20px font-size 16px margin 0px height auto display block border 0px rgba(0,0,0,1) solid font-weight normal background box-sizing content-box position static text-shadow 1px 1px 1px rgba(0,0,0,0.2) width 160px transition border-radius line-height 1 z-index auto transform cursor default float none box-shadow 1px 1px 1px rgba(0,0,0,0.3)